On Nov 29, 2010, at 6:22 AM, alcesgabbo wrote:
>
> Hi, I have this problem:
>
> I have this matrix:
Doubtful that is is a matrix. In R matrices are all of the same type
of object. This looks more like a zoo object since it has a time
index. How was it created and what does str() show?
> result property procProperty
> 2010-10-01 07:32:00 40 A sensor1
> 2010-10-01 17:32:00 15 A sensor3
> 2010-10-02 07:32:00 32 A sensor2
> 2010-10-03 04:33:21 20 B sensor1
> 2010-10-03 04:33:21 33 B sensor2
> 2010-10-03 14:33:21 12 A sensor3
> 2010-10-05 07:32:00 31 B sensor1
> 2010-10-05 07:32:00 15 B sensor2
> 2010-10-06 17:32:00 4 A sensor3
>
> I would like to plot this matrix in this way:
>
> create in this case 2 plots (one for each "property": A and B )
> for each plot there will be 3 lines (one for each "procProperty":
> sensor1,sensor2,sensor3) composed by the "result".
So, what do you want: a dotplot, a barchart , a time-series .... or
what?
>
> How can I do this with few commands??
Possibly depending on the correctness of my assumptions":
xyplot.zoo
>
--
David Winsemius, MD
West Hartford, CT